Finding the Fourth Proportional to 2,895.14, 4,342.50 and 920.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,895.14 : 4,342.50 = 920.69 : x
2. Step 2: Convert to fraction form
   2,895.14/4,342.50 = 920.69/x
3. Step 3: Cross multiply
   2,895.14x = 4,342.50 × 920.69
4. Step 4: Simplify right side
   2,895.14x = 3,998,091.72
5. Step 5: Solve for x
   x = 3,998,091.72/2,895.14
6. Step 6: Final answer
   x = 1,380.97